Free 2nd grade math video lessons

This is a collection of free math videos for 2nd grade, showing varied exercises for each topic. The videos match Math Mammoth Grade 2 curriculum but will also work no matter which curriculum you follow (in other words, the videos don't rely on you having Math Mammoth curriculum).

These videos are usable for students, teachers, and parents. You can use them...

• To learn these topics yourself (if you're a student for example, or an adult needing a refresher)
• As lesson plans for teaching these topics. Often, one video from below can be made into several lessons with students.

Please choose a topic from the list. The chapters refer to Math Mammoth Grade 2 curriculum.

Chapter 1: Some Old, Some New

Even and Odd Numbers

Doubling

One Half

Adding with Whole Tens — this video also matches the lesson Subtracting Whole Tens

Chapter 2: Clock

The Minutes – telling the time to the nearest five minutes

Past and Till in Five-Minute Intervals

How Many Hours Pass? – elapsed time in whole hours

Chapter 3: Addition and Subtraction Facts Within 0-18

Difference and How Many More

Number Rainbow & Fact Families with 11

Number Rainbow & Fact Families with 12

Number Rainbow & Fact Families with 13

Number Rainbow & Fact Families with 14

Chapter 4: Regrouping in Addition

Add a Two-Digit Number and a Single-Digit Number Mentally – no regrouping

Regrouping with Tens

Mental Addition of Two-Digit Numbers

Adding Three or Four Numbers Mentally

Chapter 5: Geometry and Fractions

Rectangles and Squares

Some Fractions

Comparing Fractions

Chapter 6: Three-Digit Numbers

Three-Digit Numbers (2 videos)

Add and Subtract Whole Hundreds (mental math)

Adding Whole Tens

Bar Graphs and Pictographs

Chapter 7: Measurement

Measuring to the Nearest Centimeter

Inches and Half-Inches

Meters and Kilometers

Weight in Pounds

Chapter 8: Regrouping in Addition and Subtraction

Regrouping 10 Tens as a Hundred

Regrouping One Ten as Ten Ones With 3-Digit Numbers

Regrouping in Subtraction, Parts 1 and 2

Regrouping in Subtraction, Part 3 – includes word problems with Mathy and Giganto (mammoth mascots)

Mental Subtraction, Parts 1 and 2 – strategies for mental subtraction

Regrouping One Hundred as 10 Tens

Regrouping One Hundred as 10 Tens — word problems and puzzles

Chapter 9: Money

Dollars

Change

Counting Change

Adding Money Amounts

Chapter 10: Exploring Multiplication

Multiplication and Addition